Martial arts classic starring Bruce Lee as Cheng Chao-An (Bruce Lee), an immigrant worker who takes a job with his cousins in an ice factory & discovers all manner of suspicious goings-on. Cheng might have promised his mother not to fight again, but when he begins to investigate a series of disappearances
- the latest of which has seen his own cousin go missing
- he can't help but display his formidable martial arts skills. Taking on one opponent after another, Cheng will not stop until he has fought his way to the truth & the inevitable confrontation with the man known only as ' The Big Boss'.